MRCOOL DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 230V, DIY-18-HP-WM-230D25-O
Introducing the 5th Gen MRCOOL® DIY® 18K BTU Single Zone Mini-Split Air Handler for year-round heating and cooling in spaces 500 to 750 sq. ft. Easy DIY installation with included 25 ft. QuickConnect® line set and DIYPRO® cable. Customize comfort with wireless remote, SmartHVAC app, or voice commands. Industry-leading warranty for reliable, energy-efficient performance.
DIY Installation: Easy, tool-free setup with no prior experience required.
DIY® QuickConnect® Line Set: Pre-charged with R-454B refrigerant for quick and vacuum-free installation.
Environmentally Friendly Refrigerant: R-454B refrigerant has a lower Global Warming Potential (GWP) than older refrigerants like R-410A, reducing environmental impact while improving energy efficiency.
DIYPRO® Cable: Eliminates the need for electrical conduit, offering enhanced durability against outdoor elements and wildlife.
Wireless Control Options: Use the included remote, SmartHVAC app (Apple and Android), or voice commands via Amazon Alexa and Google Assistant.
Follow Me Function: Maintains consistent comfort by adjusting airflow based on the remote’s location.
Dry Mode: Acts as a dehumidifier to reduce excess moisture and improve indoor air quality.
Industry-Leading Warranty: Limited lifetime warranty, 7-year compressor warranty, and 5-year parts warranty.
Certified Quality: Intertek listed 5031495 for reliable performance and safety.
SPECIFICATIONS & DIMENSIONS
Dimensions & Weight
Condenser Dimensions
35.04 W" x 13.46 D" x 26.50 H"
Air Handler Dimensions
42.52 W" x 8.90 D" x 13.19 H"
Condenser Weight
93.48 lbs / 42.4 kg
Air Handler Weight
35.49 lbs / 16.1 kg
DIY-18-HP-WM-230D25-O Capacity & Performance
Zone Capacity
1
Cooling Capacity
18,000 BTU
EER2
13.7
SEER2
22.5
Heating Capacity
18,000 BTU
HSPF2-4
11.5
HSPF2-5
8.5
Coverage Area
500 to 750 sq ft.
Outdoor Noise Level
58.5 dB(A)
Indoor Noise Level (Hi/Mi/Lo)
54.5/44.5/40.5/30.5/19.0 dB(A)
Electrical Requirements
Voltage
208-230V
Phase
1
Cycle
60 Hz
Max Fuse Breaker
20A
Min Circuit Ampacity
18A
Refrigerant & Piping
Refrigerant Type
R-454B
Refrigerant Volume
44.80 oz
Liquid Line Size
1/4"
Suction Line Size
1/2"
Max Line Set Length
98.4 ft.
DIY-18-HP-WM-230D25-O Features
Inverter
DC
Compressor Type
Rotary
Fan Only Option
Yes
Quiet Mode
Yes
Auto Cool
Yes
Wifi Compatibility
Yes
App Compatibility
Yes
Works with IOS
Yes
Works with Android
Yes
Remote Control Included
Yes
DIY-18-HP-WM-230D25-O Certifications & Warranty
Certifications
UL Listed, ETL Listed, Energy Star Certified, AHRI Certified
Warranty
7 Years Compressor 5 Years Parts Extended Limited Lifetime Replacement *If the original owner does not register the unit, the warranty defaults to the standard 5 year parts, 7 year compressor warranty **The original, registered owner must be enrolled in the MrCool Care Program every year in order to qualify for the 7 year full unit replacement for compressor failure and lifetime compressor replacement.
MRCOOL DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 230V, DIY-18-HP-WM-230D25-O Reviews
Product Overview
Zone / ROOM:
1 Zone
Air Handler BTU:
18k
Coverage Area:
750 sq.ft
Condenser BTU:
18k
Outdoor Operating Temp (Cool/ heat):
Warranty
Frequently Asked Questions About MRCOOL DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 230V, DIY-18-HP-WM-230D25-O
